SCENARIO 10-12 A Quality Control Engineer Is in Charge of the Manufacture

question 200

Short Answer

SCENARIO 10-12
A quality control engineer is in charge of the manufacture of USB flash drives.Two different processes can be used to manufacture the flash drives.He suspects that the Kohler method produces a greater proportion of defects than the Russell method.He samples 150 of the Kohler and 200 of the Russell flash drives and finds that 27 and 18 of them,respectively,are defective.If Kohler is designated as "Group 1" and Russell is designated as "Group 2," perform the appropriate test at a level of significance of 0.01.
-Referring to Scenario 10-12,the null hypothesis will be rejected if the test statistic is .

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Definitions:

Appraisal Cost

Expenses related to the evaluation and inspection of products and services to ensure they meet quality standards and are defect-free.

Quality Cost Report

A document that details the costs associated with ensuring the quality of a product or service.

Final Product Testing

The process of verifying that a product meets the required specifications and quality standards before it is delivered or sold.

External Failure Cost

Expenses related to product or service failures detected by the customer, including returns, repairs, and warranty claims.